Content： happy and satisfied（因为别人的原因而使你感到满意）

　　Contented： happy and satisfied because your life is good（因为自己的原因而使你感到满意）

　　38. All the streets will be （eliminated， illuminated） tomorrow evening for the celebration.

　　Eliminate：to completely get rid of something that is unnecessary or unwanted（有除掉敌人或淘汰比赛对手意思）

　　Illuminate： to make a light shine on something， or to fill a place with light（原意为照亮，另有阐明的意思）

　　39. Her （perseverance， persistence） in wearing that old-fashioned hat surprised her husband.

　　Perseverance： determination to keep trying to achieve something in spite of difficulties（坚毅）

　　Persistence： determination to do something even though it is difficult or other people oppose it（坚持或固执）

　　40. The effect of the officer‘s speech was such that the army recovered it’s （moral， morale） at once.

　　Moral： relating to the principles of what is right and wrong behavior， and with the difference between good and evil（道德）

　　Morale： the level of confidence and positive feelings that people have， especially people who work together， who belong to the same team etc（士气）

　　41. South Africa used to be a country where black people and white people were （separated， segregated）。

　　Separate： to divide or split into different parts， if something separates two places or two things， it is between them so that they are not touching each other

　　Segregate： to separate one group of people from others， especially because they are of a different race， sex， or religion（尤指种族隔离）

　　42. The letter from her sister so （embittered， agitated） her that she stayed awake half the night， trying to think of a way to get back at her.

　　Embitter： angry， sad， or full of hate because of bad or unfair things that have happened to you

　　Agitate： （formal） to make someone feel anxious， upset， and nervous（使不安，另有煽动的意思）

　　Get back at sb.： to do something to hurt or harm someone who has hurt or harmed you

　　43. You haven‘t seen him for over a year？“ he sounded （incredible， incredulous）。

　　Incredible： too strange to be believed or very difficult to believe（表示一种怀疑的态度）

　　Incredulous： unable or unwilling to believe something（表示虽然不愿相信但承认事实）

　　44. No matter what he said， the only response he got from him was a （noncommittal， tentative） “I see”

　　Noncommittal： deliberately not expressing your opinion or intentions clearly（不明朗的）

　　Tentative： not definite or certain， and may be changed later（暂时，试验性的）

　　45. That plan was too （untrue， unrealistic） to be adopted.

　　Untrue： not based on facts that are correct

　　Unrealistic： unrealistic ideas or hope